/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/ViewModels/Stack/NiagaraStackFunctionInputCondition.h
[TOptional](API\Runtime\Core\IO\TOptional)< [FNiagaraVariableMetaData](API\Plugins\Niagara\FNiagaraVariableMetaData) > GetConditionInputMetaData() const